Statistical Analysis and Estimated Tennis Ratings to the 10,000th of a Point
Match History (2020) View Advanced Player Stats
Duffy Johnson (Lititz, PA)
Female 		3.5 C
12/31/2024
Estimated Dynamic Rating 3.2152
11/24/2024
Projected Year End Rating 3.1574
12/8/2024
3.5 Rating Meter
Rating Meter
3.0001 - 3.5000
Recent Match History Current Rating History
2020 Overall Season
League/Level Total
Matches		 Win Loss Tie WPct Total
Sets		 Win Loss WPct Total
Games		 Win Loss WPct Defaults
Combo 7.0 10 7 3 0 70.0 26 15 11 57.7 197 101 96 51.3 0
Mixed 40+ 6.0 4 3 1 0 75.0 10 7 3 70.0 72 42 30 58.3 0
Mixed 40+ 7.0 3 2 1 0 66.7 7 5 2 71.4 60 36 24 60.0 0
Total 17 12 5 0 70.6 43 27 16 62.8 329 179 150 54.4 0
Match Date League Team Court Partner Opponent(s) W/L Result Match Rating
12/11/2020 Combo
7.0		 Hempfield - Shades of Grape
Middle States		 D2 Darlene Graybill
(-----) 		Carol Dimm
(2.94)
Catherine Shaak
(3.24) 		L 6-3
6-2		 S -----
11/20/2020 Mixed 40+
7.0		 Hempfield - Black
Middle States		 D1 Frank Wagner
(3.10) 		Dave Stipe
(3.34)
Carolyn Salisbury
(3.18) 		W 6-4
6-2		 3.46 3.22
11/18/2020 Combo
7.0		 Hempfield - Shades of Grape
Middle States		 D2 Darlene Graybill
(-----) 		Carol Lefever
(-----)
Margot Hoerner
(-----) 		W 5-7
6-1
1-0		 S -----
11/13/2020 Mixed 40+
6.0		 Hempfield - Helm/Downey
Middle States		 D2 Kris Geller
(2.65) 		Rene Battista
(2.34)
Vincent Battista
(3.01) 		W 7-6
6-4		 3.00 3.12
11/09/2020 Combo
7.0		 Hempfield - Shades of Grape
Middle States		 D2 Cheryl Bogardus
(-----) 		Deborah Mitzel
(2.93)
Deborah Waltimyer
(-----) 		W 6-3
4-6
1-0		 S -----
11/06/2020 Combo
7.0		 Hempfield - Shades of Grape
Middle States		 D2 Darlene Graybill
(-----) 		Diane Eshelman
(3.02)
Janine Phillips
(2.64) 		W 5-7
6-1
1-0		 S -----
11/01/2020 Mixed 40+
6.0		 Hempfield - Helm/Downey
Middle States		 D2 Dennis Luckritz
(2.35) 		Kathryn Precopio
(2.85)
Robert Sudano
(2.80) 		L 3-6
6-2
1-0		 3.16 3.16
10/30/2020 Combo
7.0		 Hempfield - Shades of Grape
Middle States		 D2 Darlene Graybill
(-----) 		Jeri Myers
(3.39)
Rita Potter
(3.25) 		W 3-6
6-4
1-0		 S -----
10/16/2020 Combo
7.0		 Hempfield - Shades of Grape
Middle States		 D1 Darlene Graybill
(-----) 		Alyssa DeBlasio
(3.37)
Mary Strasbaugh
(3.31) 		L 6-1
6-2		 S -----
10/10/2020 Mixed 40+
7.0		 Hempfield - Black
Middle States		 D2 Frank Wagner
(3.17) 		Steve Campbell
(3.49)
Kathy Steed
(2.80) 		L 7-5
6-7
1-0		 3.10 3.15
10/09/2020 Mixed 40+
6.0		 Hempfield - Helm/Downey
Middle States		 D2 Kris Geller
(2.50) 		Gayeta Porter
(2.74)
Gilbert Brown
(2.39) 		W 6-1
6-2		 3.23 3.17
10/09/2020 Combo
7.0		 Hempfield - Shades of Grape
Middle States		 D2 Darlene Graybill
(-----) 		Andrea Holder
(3.21)
Monica Rakoczy
(2.85) 		W 6-7
6-1
1-0		 S -----
09/25/2020 Combo
7.0		 Hempfield - Shades of Grape
Middle States		 D2 Darlene Graybill
(-----) 		Anne Louise DeBord
(3.01)
Leslie Gailor
(3.08) 		W 6-4
6-2		 S -----
09/20/2020 Mixed 40+
7.0		 Hempfield - Black
Middle States		 D3 Paul Newman
(2.92) 		William Crowley
(2.21)
Beth Apetrior
(3.18) 		W 6-1
6-3		 S 3.15
09/11/2020 Mixed 40+
6.0		 Hempfield - Helm/Downey
Middle States		 D3 Dennis Luckritz
(-----) 		Erik Ringso
(2.93)
Laura Fiore
(2.41) 		W 6-1
2-6
1-0		 S 3.15
03/15/2020 Tournament
CW7.5d		 The Shamrock Open RR Laurie Rebert
(3.01) 		Lois Jernigan
(3.00)
Laura Lanza
(3.76) 		L Def ----- -----
03/15/2020 Tournament
CW7.5d		 The Shamrock Open RR Laurie Rebert
(3.01) 		Jillian Laughman
(3.65)
Aleksandra Wallace
(-----) 		L Def ----- -----
03/14/2020 Tournament
CW7.5d		 The Shamrock Open RR Laurie Rebert
(3.01) 		Toni Hamlett
(3.60)
Amy Pomraning
(3.07) 		L 6-2
6-3		 3.13 -----
02/14/2020 Combo
7.0		 Hempfield - 50 Shades of Grape
Middle States		 D2 Darlene Graybill
(-----) 		Loretta Decarlo
(-----)
Pamela Martin
(3.51) 		L 5-7
6-2
1-0		 S -----
02/07/2020 Combo
7.0		 Hempfield - 50 Shades of Grape
Middle States		 D2 Darlene Graybill
(-----) 		Gail Berra
(3.10)
Cynthia Clancy
(-----) 		W 7-5
7-6		 S -----
12/11/2020 D2 Combo
7.0
Hempfield - Shades of Grape
Middle States		 L Hempfield - Triano
Middle States
Darlene Graybill (-----) 6-3
6-2		 Carol Dimm (2.94)
Catherine Shaak (3.24)
Match: S Rating: -----
11/20/2020 D1 Mixed 40+
7.0
Hempfield - Black
Middle States		 W RCW - Trach/Girolamo
Middle States
Frank Wagner (3.10) 6-4
6-2		 Dave Stipe (3.34)
Carolyn Salisbury (3.18)
Match: 3.46 Rating: 3.22
11/18/2020 D2 Combo
7.0
Hempfield - Shades of Grape
Middle States		 W Lanc CC - Filling
Middle States
Darlene Graybill (-----) 5-7
6-1
1-0		 Carol Lefever (-----)
Margot Hoerner (-----)
Match: S Rating: -----
11/13/2020 D2 Mixed 40+
6.0
Hempfield - Helm/Downey
Middle States		 W Hempfield - Racqueteers
Middle States
Kris Geller (2.65) 7-6
6-4		 Rene Battista (2.34)
Vincent Battista (3.01)
Match: 3.00 Rating: 3.12
11/09/2020 D2 Combo
7.0
Hempfield - Shades of Grape
Middle States		 W YACTA - Kolmer
Middle States
Cheryl Bogardus (-----) 6-3
4-6
1-0		 Deborah Mitzel (2.93)
Deborah Waltimyer (-----)
Match: S Rating: -----
11/06/2020 D2 Combo
7.0
Hempfield - Shades of Grape
Middle States		 W Hershey - Chocolate Shots
Middle States
Darlene Graybill (-----) 5-7
6-1
1-0		 Diane Eshelman (3.02)
Janine Phillips (2.64)
Match: S Rating: -----
11/01/2020 D2 Mixed 40+
6.0
Hempfield - Helm/Downey
Middle States		 L Wisehaven - Krout
Middle States
Dennis Luckritz (2.35) 3-6
6-2
1-0		 Kathryn Precopio (2.85)
Robert Sudano (2.80)
Match: 3.16 Rating: 3.16
10/30/2020 D2 Combo
7.0
Hempfield - Shades of Grape
Middle States		 W Wisehaven - Keller
Middle States
Darlene Graybill (-----) 3-6
6-4
1-0		 Jeri Myers (3.39)
Rita Potter (3.25)
Match: S Rating: -----
10/16/2020 D1 Combo
7.0
Hempfield - Shades of Grape
Middle States		 L West Shore - Tiley/Dunlap
Middle States
Darlene Graybill (-----) 6-1
6-2		 Alyssa DeBlasio (3.37)
Mary Strasbaugh (3.31)
Match: S Rating: -----
10/10/2020 D2 Mixed 40+
7.0
Hempfield - Black
Middle States		 L Hempfield - Campbell Combo
Middle States
Frank Wagner (3.17) 7-5
6-7
1-0		 Steve Campbell (3.49)
Kathy Steed (2.80)
Match: 3.10 Rating: 3.15
10/09/2020 D2 Mixed 40+
6.0
Hempfield - Helm/Downey
Middle States		 W Hershey Krush - Nazar
Middle States
Kris Geller (2.50) 6-1
6-2		 Gayeta Porter (2.74)
Gilbert Brown (2.39)
Match: 3.23 Rating: 3.17
10/09/2020 D2 Combo
7.0
Hempfield - Shades of Grape
Middle States		 W Hempfield - Smith
Middle States
Darlene Graybill (-----) 6-7
6-1
1-0		 Andrea Holder (3.21)
Monica Rakoczy (2.85)
Match: S Rating: -----
09/25/2020 D2 Combo
7.0
Hempfield - Shades of Grape
Middle States		 W Hempfield - McCullough
Middle States
Darlene Graybill (-----) 6-4
6-2		 Anne Louise DeBord (3.01)
Leslie Gailor (3.08)
Match: S Rating: -----
09/20/2020 D3 Mixed 40+
7.0
Hempfield - Black
Middle States		 W Wisehaven - Loose Strings
Middle States
Paul Newman (2.92) 6-1
6-3		 William Crowley (2.21)
Beth Apetrior (3.18)
Match: S Rating: 3.15
09/11/2020 D3 Mixed 40+
6.0
Hempfield - Helm/Downey
Middle States		 W Hempfield - Poderosa
Middle States
Dennis Luckritz (-----) 6-1
2-6
1-0		 Erik Ringso (2.93)
Laura Fiore (2.41)
Match: S Rating: 3.15
The Shamrock Open
03/15/2020 RR Tournament
CW7.5d
L
Laurie Rebert (3.01) Def Lois Jernigan (3.00)
Laura Lanza (3.76)
Match: ----- Rating: -----
The Shamrock Open
03/15/2020 RR Tournament
CW7.5d
L
Laurie Rebert (3.01) Def Jillian Laughman (3.65)
Aleksandra Wallace (-----)
Match: ----- Rating: -----
The Shamrock Open
03/14/2020 RR Tournament
CW7.5d
L
Laurie Rebert (3.01) 6-2
6-3		 Toni Hamlett (3.60)
Amy Pomraning (3.07)
Match: 3.13 Rating: -----
02/14/2020 D2 Combo
7.0
Hempfield - 50 Shades of Grape
Middle States		 L Hempfield - Triano
Middle States
Darlene Graybill (-----) 5-7
6-2
1-0		 Loretta Decarlo (-----)
Pamela Martin (3.51)
Match: S Rating: -----
02/07/2020 D2 Combo
7.0
Hempfield - 50 Shades of Grape
Middle States		 W West Shore - Hopwood
Middle States
Darlene Graybill (-----) 7-5
7-6		 Gail Berra (3.10)
Cynthia Clancy (-----)
Match: S Rating: -----
Glossary
Match Player rating for individual match.
Rating Dynamic rating after completed match.
NC Match not yet calculated into rating.
S Self rated or unrated player involved in match so no match rating calculated for current player.
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